//
//  Drawable.swift
//  CitySearch
//
//  Created by guotonglin on 2020/6/8.
//  Copyright © 2020 guotonglin. All rights reserved.
//

import UIKit

protocol Drawable {
    var viewController: UIViewController? { get }
}

extension UIViewController: Drawable {
    var viewController: UIViewController? { return self}
}
